The product is a hardcover collector's edition of the mystery novel "Murder Must Advertise" by Dorothy L. Sayers, published by Franklin Library in 1989. This original edition features the character family of Lord Peter Wimsey and falls under the genre of literature and fiction, specifically in the mystery and thriller category. The book is in English and hails from North America, specifically the United States. This rare and out-of-print (OOP) item would be a valuable addition for any collector or fan of detective fiction.